WAC 296-46B-220. Branch circuit, feeder, and service calculations

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Washington Administrative Code › Title 296 › Chapter 296-46B › Section 296-46B-220

This text was captured on Aug 14, 2026. It is a snapshot, not a live feed, so check the official code before relying on it.

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042 Lighting load calculations.

In determining feeder and service entrance conductor sizes and equipment ratings, a building that is designed and constructed to comply with the currently adopted Washington state energy code unit lighting power allowance table and footnotes may be used in lieu of NEC 220.42. The requirements of NEC 220.42(B), items 1, 2, and 3 do not apply.

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